DA3 postcode
Broadband in DA3 7DH
Hartley, Sevenoaks
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 18 March 2026
Flood Risk
Medium
Fibre (FTTP)
No
Best speed
Gigabit (1Gbps+)
Speed Calculator
Adjust the options below to see how much broadband speed your household needs.
HD uses ~5 Mbps per person. 4K uses ~25 Mbps.
Each person on calls needs around 10 Mbps.
Competitive gaming needs low latency as much as raw speed.
Cameras, thermostats, speakers and similar devices each use a few Mbps.
Gigabit broadband (Gigabit (1Gbps+)) is available at DA3 7DH. That covers your 14 Mbps needs with room to spare.
Speed Test
Check your current download speed and see how it compares to what is available at DA3 7DH.
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This test measures download speed only. Results vary depending on network conditions.
Broadband availability
Source: Ofcom Connected Nations 2025 (Jul 2025)
| Technology | Available | Coverage | Typical Speed |
|---|---|---|---|
| Standard (ADSL) | 96% | 96% | 10-20 Mbps |
| Superfast (30+ Mbps) | 96% | 96% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 48% | 48% | 100-300 Mbps |
| Full Fibre (FTTP) | N/A | N/A | 300-900 Mbps |
| Gigabit | 48% | 48% | 900-1,000 Mbps |
Speed Distribution at DA3 7DH
Source: Ofcom Connected Nations 2025
Mobile coverage
4G & 5G coverage · Ofcom Connected Nations 2025
4G Outdoor
4G Indoor
5G Outdoor
Networks with 4G
Schools nearby
Nearest schools within 5 miles · Ofsted ratings as at Jan 2026
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Flood risk
🟠
Flood risk: Medium
This postcode is in undefined — medium risk of flooding from rivers and sea.
Flood Zone
Risk Level
Medium
Air quality
Particulate matter & nitrogen dioxide levels
air quality
Air quality data not available.
WHO guideline: 15 μg/m³
WHO guideline: 45 μg/m³
WHO guideline: 25 μg/m³
Transport links
Nearest train stations and towns
Nearest train stations
No train stations found within 15 miles
Council tax bands
Band distribution for Sevenoaks
Most common: Band
Annual council tax estimates for , 2024/25
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DA3 7DH sits in Hartley, part of Sevenoaks. This guide covers broadband speeds, house prices, schools, and more. Every figure comes from verified public data sources. Use it alongside your own research when comparing areas.
Superfast coverage here stands at 96.3%. Nationally, 93% of UK premises have access. Coverage at this postcode is strong. Ultrafast broadband (100 Mbps+) reaches 48.1% of properties. Fewer than half of homes here can get ultrafast speeds. Gigabit-capable connections cover 48.1% of premises. Gigabit is available but not yet widespread at this postcode.
Looking at the full speed profile for DA3 7DH gives a better picture of what to expect. 3.7% of connections fall in the 10 to 30 Mbps range. 48.1% of connections fall in the 30 to 300 Mbps range. 48.1% of connections fall in the 300 Mbps or faster range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls. 48.1% of premises can hit 300 Mbps or more. That is enough for demanding multi-device households.
Translating the numbers at DA3 7DH into daily use gives a clearer picture. Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.
FWA broadband has not reached DA3 7DH yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.
The USO guarantees every UK home at least 10 Mbps. At DA3 7DH, 0% of properties do not meet this threshold. Every property here meets the minimum standard. That is not the case everywhere. Next-generation access (NGA) reaches 100% of the area. NGA typically means speeds of 24 Mbps or above.
Flood risk at DA3 7DH is rated Medium. Check Environment Agency flood maps for detailed information. Specialist flood insurance may be needed.
The three most common bands are D (25%), C (20%), E (20%). Band D corresponds to 1991 property values of £68,001 to £88,000. Current values are typically much higher. The spread across mid-range bands suggests a varied housing stock.
4G outdoor coverage at DA3 7DH reaches 95%. Indoor 4G drops to 85%. Some signal loss indoors is normal. Most calls and data should still work inside. Coverage data covers EE, O2, Three, Vodafone. Check each operator individually, as coverage varies by network.
Suitability scores for DA3 7DH: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for DA3 7DH is Sevenoaks. The immediate area is Hartley, a distinct community within the wider district. The DA3 postcode area contains 344 postcodes on this site. Superfast broadband across DA3 ranges from 0% to 100%. DA3 7DH is close to the area average of 92%.
How does DA3 7DH compare to its neighbours? DA3 7DF (0.05 miles, hartley) has 84.1% superfast coverage and 47.7% gigabit. DA3 8AE (0.05 miles, hartley) has 97.4% superfast coverage and 97.4% gigabit. DA3 7DH has better superfast coverage than its immediate neighbours.
Broadband availability varies by provider and by property. At DA3 7DH, check individual coverage tools from BT, Sky, Virgin Media, and local operators. If fibre is unavailable, consider 4G home broadband or satellite as alternatives. Speeds may still be adequate for most uses. Compare contract lengths, total costs over the term, and exit fees. The cheapest monthly rate is not always the best deal.
Hartley offers a mix of residential properties and local amenities. The character of any area is best judged in person.
Pulling the data together for DA3 7DH, here is what stands out. Connectivity at DA3 7DH is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Sevenoaks as a local authority area has its own planning priorities, council services, and infrastructure investment plans. Check the council website for the latest. The data covers what can be measured. Hartley has its own character that numbers alone cannot capture. Use these figures as a filter, then visit to get the full picture.
Data sources include Ofcom (broadband and mobile), Land Registry (house prices), Police.uk (crime), Ofsted (schools), Environment Agency (flood risk), and Open-Meteo (air quality). Council tax data comes from the Valuation Office Agency. EPC data is from DLUHC. Transport data uses NaPTAN. Speed distribution figures are from Ofcom Connected Nations. All figures are the latest available at the time of writing.
Data is a starting point for Hartley. Walk the streets at different times. Test your mobile signal. Check parking, noise levels, and the feel of the neighbourhood. Run a speed test on the actual connection. Some things only a visit can reveal.
This covers the key data for DA3 7DH. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Hartley hub page. Bookmark this page and check back as new data arrives.
More local data is being added for this postcode
This page already has postcode-specific content, and more data-backed sections will appear as the remaining local datasets finish processing.
Frequently asked questions about DA3 7DH
What are the broadband speeds available at DA3 7DH?
Superfast broadband (30 Mbps+) is available to 96.3% of premises at DA3 7DH. Ultrafast coverage is at 48.1%.
What is the average house price near DA3 7DH?
No recent house price data is available for DA3 7DH.
What is the flood risk for properties at DA3 7DH?
DA3 7DH has a Medium flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the DA3 7DH area?
School data for DA3 7DH is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in DA3 7DH compare to other areas?
Crime data for this area is being updated.
How suitable is DA3 7DH for remote working?
DA3 7DH scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at DA3 7DH?
4G outdoor coverage at DA3 7DH is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near DA3 7DH?
EPC data for DA3 7DH is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at DA3 7DH?
Council tax band information for DA3 7DH is being updated.
How accessible are GP surgeries near DA3 7DH?
GP surgery data for DA3 7DH is being updated. Check NHS.uk for the latest.
What transport links are available near DA3 7DH?
Transport data for DA3 7DH is being updated.
Is DA3 7DH a suitable area for families?
DA3 7DH scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at DA3 7DH?
Air quality data for DA3 7DH is being updated.
How far is the nearest EV charging point from DA3 7DH?
EV charging data for DA3 7DH is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at DA3 7DH?
Ultrafast broadband (100 Mbps+) reaches 48.1% of premises. Check Openreach and local operators for FTTP availability.
Area suitability scores
DA3 7DHRemote Worker
50Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
50Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.
Value for Money
50Based on broadband quality relative to average house price in the area.
Map
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Area info
Parish
Hartley
District
Sevenoaks
Region
Constituency
LSOA
E01024441
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